#428372
Closest named color: Teal (#008080). oklch(56.2% 0.072 174.4), rgb(66, 131, 114).
Aa
Black text reads best on this color (4.72:1).
About this color
#428372 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 56%, its chroma 0.072 and its hue 174°. Its hue sits on the cool side of the wheel. The nearest named color is Teal (#008080), ΔE 0.040 away. Black text reads best on it, at 4.72:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Teal (#008080) |
| Black text | 4.72:1 |
| White text | 4.44:1 |
Values
| HEX | #428372 |
| RGB | rgb(66, 131, 114) |
| HSL | hsl(164, 33%, 39%) |
| OKLCH | oklch(56.2% 0.072 174.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #428372 | 4.44:1 | AA large text | Lc -76.2 | Fine for body text |
| Black text on #428372 | 4.72:1 | AA | Lc 33.4 | Non-text elements, placeholder text |
| #428372 text on white | 4.44:1 | AA large text | Lc 70.7 | Content text, not long reading |
| #428372 text on black | 4.72:1 | AA | Lc -31.0 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CEDDD8
oklch(88.5% 0.017 174)
-
Step 300
300
#ACC8BF
oklch(80.9% 0.033 174.1)
-
Step 400
400
#7FAC9E
oklch(70.8% 0.053 173.6)
-
Step 500
500
#5C9787
oklch(63.1% 0.067 174.9)
-
Step 600
600 (this color)
#428372
oklch(56.2% 0.072 174.4)
-
Step 700
700
#326D5E
oklch(49.1% 0.067 174.5)
-
Step 800
800
#2A594D
oklch(42.7% 0.056 174.8)
-
Step 900
900
#274940
oklch(37.6% 0.043 174.9)
-
Step 950
950
#172B25
oklch(27% 0.028 173)
#428372 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #7F7C71 | 0.075 |
| Deuteranopia (no green cones) | #757473 | 0.073 |
| Tritanopia (no blue cones) | #28847E | 0.023 |
| Achromatopsia (no color) | #777777 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #428372
#428372
oklch(56.2% 0.072 174.4)
- #976377
#976377
oklch(56.2% 0.072 355)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #428372, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal #008080 ΔE 0.040
- Dark Cyan #008B8B ΔE 0.042
- Dusty Teal #4C9085 ΔE 0.045
- Dark Sage #598556 ΔE 0.046
- Bluegreen #017A79 ΔE 0.049
- Slate Green #658D6D ΔE 0.052
- Viridian #1E9167 ΔE 0.054
- Sea Green #2E8B57 ΔE 0.056
Use #428372 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.